# 数据库迁移
# manage.py makemigrations
# manage.py migrate


#sudo netstat -tulpn | grep :8002
#kill -9 20822

# service apache2 start 启动
# service apache2 restart 重新启动
# service apache2 stop 停止服务

# systemctl status apache2.service
# cat /var/log/apache2/error.log
# screen -S foo
# 执行各种命令
# ctrl+a
# ctrl+d
# screen -R foo
#python manage.py runserver 0.0.0.0:8002